<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
<table  border="1" cellspacing="0" width="500" height="249">
    <tr>
        <td colspan="2"></td> <!--列合并-->
        <td></td>
    </tr>
    <tr>
        <td></td>
        <td rowspan="2"></td>  <!--行合并-->
        <td></td>
    </tr>
    <tr>
        <td></td>

        <td></td>
    </tr>
</table>
</body>
</html>